2SD1802S-TL-E

Single Bipolar Transistors Overview

The onsemi 2SD1802S-TL-E is a single NPN silicon bipolar junction transistor (BJT) designed for high-current switching applications. It utilizes FBET and MBIT processes to achieve low collector-to-emitter saturation voltage and fast switching speeds. The device features a maximum collector current of 5 A and a collector-emitter breakdown voltage of 50 V, with a transition frequency of 180 MHz. Packaged in the surface-mount TO-252-3 (DPAK/SC-63) format, it offers a power dissipation rating of 1 W and supports junction temperatures up to +150°C.

Single Bipolar Transistors Feature Summary

• High current handling capability combined with wide safe operating area (ASO)
• Low collector-to-emitter saturation voltage for improved efficiency
• Fast switching speed enabled by advanced FBET and MBIT processes

Single Bipolar Transistors Applications

• Relay drivers
• High-speed inverters
• Voltage regulators
• Lamp drivers

Single Bipolar Transistors Procurement Notes

Verify component authenticity through authorized distribution channels due to potential counterfeits. Confirm RoHS compliance status via official manufacturer documentation before integration. Check for End-of-Life (EOL) notices or Product Change Notifications (PCN) as availability may be limited. Ensure storage conditions adhere to moisture sensitivity level requirements specified in the datasheet to prevent package damage during soldering.

Single Bipolar Transistors Selection Notes

Select this component for designs requiring robust NPN switching with minimal voltage drop at high currents. The TO-252-3 package provides adequate thermal performance for moderate power dissipation without requiring extensive heatsinking. Consider the 180 MHz transition frequency for applications demanding rapid signal transitions. Evaluate thermal resistance characteristics against the specific PCB copper pour layout to ensure reliable operation within the +150°C junction temperature limit.

Single Bipolar Transistors Part Context

This part belongs to the 2SD1802 series of general-purpose bipolar transistors manufactured by onsemi. It serves as the NPN counterpart to the 2SB1203 PNP transistor, often used in complementary pairs. The series is engineered for compact electronic sets, leveraging small slim packages to reduce overall system footprint while maintaining high performance in power switching environments.

Single Bipolar Transistors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source data. Verify pinout compatibility and electrical specifications if considering alternative manufacturers' equivalents.